1915207785

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{1319}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 3407564160

約数和(自身を除く): 1492356375

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 787, 1319, 1845, 2361, 3935, 3957, 6595, 7083, 11805, 11871, 19785, 32267, 35415, 54079, 59355, 96801, 161335, 162237, 270395, 290403, 484005, 486711, 811185, 1038053, 1452015, 2433555, 3114159, 5190265, 9342477, 15570795, 42560173, 46712385, 127680519, 212800865, 383041557, 638402595, 1915207785]

約数ペア:

[(1, 1915207785), (3, 638402595), (5, 383041557), (9, 212800865), (15, 127680519), (41, 46712385), (45, 42560173), (123, 15570795), (205, 9342477), (369, 5190265), (615, 3114159), (787, 2433555), (1319, 1452015), (1845, 1038053), (2361, 811185), (3935, 486711), (3957, 484005), (6595, 290403), (7083, 270395), (11805, 162237), (11871, 161335), (19785, 96801), (32267, 59355), (35415, 54079)]